# 📐  L2 Spec — Hartree-Fock Self-Consistent Field Mismatch-Only Spec

**ID:** `L2-295-001` · **Status:** ⊙ Testnet (genesis catalog)
**Parents:** ⬆ Principle [`L1-295`](/artifact/l1/L1-295)

> **🎯 Tolerance (ε):** expression
> **⚖ Difficulty score:** 0.45 · **Delta tier:** 5
> **⛓ On-chain block:** 41554116

---

## 1. Domain Ω

**Type:** `range`

| Parameter | Unit | Range |
|---|---|---|
| Basis | — | STO-3G, cc-pVDZ, cc-pVTZ, aug-cc-pVQZ |
| N basis | — | 20 – 10000 |
| N electrons | — | 2 – 1000 |

## 2. Tolerance (ε)

**Type:** `fn`

```
0.3 * (1 + 0.1 * mismatch_severity)
```

## 3. Difficulty

| Property | Value |
|---|---|
| Difficulty score | 0.45 |
| Delta tier | 5 |

## 4. Fingerprint

`d158a1b66c463861627e8aada0d176b3b7be5648d78a0853407a12ed0fec0058`

## 5. On-chain Registration

- **Chain hash:** `0xd2146139c137d55748690c6d6c1ebf09e74d877ffe80738f34d5a725e64b13ff`
- **Chain tx hash:** `0x04c1ff37105cffe134df4cc25a7ff47cb9e59d8c8c4e85fd81ea9e37e8266f24`
- **Chain block:** `41554116`

---

## File Mapping

This bundle consists of: `L2-295-001.md`, `L2-295-001.json`.

| File | Role | How to regenerate |
|------|------|-------------------|
| `L2-295-001.md` | Source of truth — edit this | Human or LLM |
| `L2-295-001.json` | Structured metadata for the registry | LLM regenerates from the sections above |

**Prompt for your LLM after editing this Markdown:**

> Read the attached Markdown. Regenerate the sibling `.json` so every field matches.
> Preserve the schema documented in the rows above.
> Output each file in its own fenced code block tagged with the filename.
> Output only the JSON object.

_This Markdown was auto-synthesized from the catalog row for `L2-295-001`._
_Edit it, regenerate the JSON, and submit at [/submit](/submit) to claim the artifact._